openssh7.4--->9.5，ssh7.4直接升级到9.5（centos7.x默认安装好系统是7.4版本） 1安装openssl yum-yinstallgccpam­develzlib­develunzipperlopenssl-devel&&rpm-ivh--prefix=/usr/zts/cent7-openssl-only-1.1.1h-1.x86_64.rpm 2安装openssh cp-rf/etc/ssh/etc/ssh.bak-ssh7.4&&rpm-e--nodepsrpm-aq|grepopenssh&&rpm-i...

首先查看当前版本centos7默认使用ssh ssh-V OpenSSH_7.4p1,OpenSSL1.0.2k-fips26Jan2017 安装依赖包 yum-yinstallgccgcc-czlibzlib-developensslopenssl-develpam-devellibselinux-develwget 下载SSH9.3源码包 官网下载 https://www.openssh.com 离线下载对应版本   openssh-9.3p1.tar.gz  在线下载对应版本推荐 wget-chttps://cdn.openb...

软件官网：https://matt.ucc.asn.au/dropbear/releases/ 操作步骤： 1、wgethttps://matt.ucc.asn.au/dropbear/releases/dropbear-2022.83.tar.bz2 ./configure ake&&akeinstall 2、配置dropbear mkdir/etc/dropbear /usr/local/bin/dropbearkey-tdss-f/etc/dropbear/dropbear_dss_host_key /usr/local/bin/dropbearkey-trsa-s4...